Mackenzie Crehan, OTR/L - Medicare Occupational Therapist in Affton, MO

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Mackenzie Crehan, OTR/L is a medicare enrolled "Occupational Therapist" provider in Affton, Missouri. She graduated from medical school in 2021 and has 5 years of diverse experience with area of expertise as Occupational Therapist In Private Practice. She is a member of the group practice Axes Physical Therapy Llc and her current practice location is 8015 Mackenzie Rd, Affton, Missouri. You can reach out to her office (for appointments etc.) via phone at (314) 356-2442.

Mackenzie Crehan is licensed to practice in Missouri (license number 2022003773) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1548914757.

Contact Information

Mackenzie Crehan, OTR/L
8015 Mackenzie Rd,
Affton, MO 63123-3518
(314) 356-2442
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameMackenzie Crehan
GenderFemale
SpecialityOccupational Therapist In Private Practice
Experience5 Years
Location8015 Mackenzie Rd, Affton, Missouri
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mackenzie Crehan graduated from medical school in 2021
  NPI Data:
  • NPI Number: 1548914757
  • Provider Enumeration Date: 02/07/2022
  • Last Update Date: 10/31/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 8729471826
  • Enrollment ID: I20220214002018

Medical Identifiers

Medical identifiers for Mackenzie Crehan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1548914757NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
225X00000XOccupational Therapist 2022003773 (Missouri)Primary
225X00000XOccupational Therapist 056.016297 (Illinois)Secondary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Axes Physical Therapy Llc337584002896

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Mackenzie Crehan allows following entities to bill medicare on her behalf.
Provider NameAxes Physical Therapy Llc
Provider TypePart B Supplier - Physical/occupational Therapy Group In Private Practice
Provider IdentifiersNPI Number: 1003280421
PECOS PAC ID: 3375840028
Enrollment ID: O20160324001215
Provider NameAxes Physical Therapy I, Llc
Provider TypePart B Supplier - Physical/occupational Therapy Group In Private Practice
Provider IdentifiersNPI Number: 1679032700
PECOS PAC ID: 9335481688
Enrollment ID: O20190507001063

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Mackenzie Crehan is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Mackenzie Crehan, OTR/L
647 Spirit Airpark West Dr Ste 101,
Chesterfield, MO 63005-1032

Ph: (636) 223-5700		Mackenzie Crehan, OTR/L
8015 Mackenzie Rd,
Affton, MO 63123-3518

Ph: (314) 356-2442

Reviews and Comments


Occupational Therapist in Affton, MO

Valeri D Calhoun, OTRL
Occupational Therapist
Medicare: Not Enrolled in Medicare
Practice Location: 8015 Mackenzie Rd, Affton, MO 63123
Phone: 314-356-2442    
Sara Young,
Occupational Therapist
Medicare: Not Enrolled in Medicare
Practice Location: 9873 Paul Revere Dr, Apt C, Affton, MO 63123
Phone: 573-768-2237    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.